NCL
                     fc5_2000_ma     fc5_2000_pd      difference     rel diff(%)
Sources (Tg/yr)         4953.766        4997.977         -44.211          -0.892
        emission        4953.766        4997.977         -44.211          -0.892
Sinks (Tg/yr)           4951.160        4995.130         -43.971          -0.888
         dry_dep        2320.172        2337.215         -17.044          -0.735
         wet_dep        2630.988        2657.915         -26.927          -1.023
Lifetime (days)            0.763           0.762           0.001           0.093
Burden (Tg)               10.348          10.430          -0.082          -0.794
    accumulation           0.742           0.750          -0.008          -1.046
          Aitken           0.002           0.002          -0.000          -1.943
          coarse           9.604           9.679          -0.074          -0.775